Polar M600 vs. Garmin Vivofit 3 vs. Garmin Vivosmart HR vs. Michael Kors Grayson vs. Pebble Time 2 vs. Michael Kors Grayson

 
M600
Vivofit 3
Vivosmart HR
Grayson
Time 2
Grayson
 PolarM600Remove Buy NowGarminVivofit 3Remove Buy NowGarminVivosmart HRRemove Buy NowMichael KorsGraysonRemove Buy NowPebbleTime 2Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$330$100$170$350$199$350
Release201620162015201820162018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days1 year5 days24 hours10 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/an/aNA
Windowsn/an/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 24064 x 64160 x 68453 x 454NA453x454
Size1.3 inches0.55 inches1.08 inches1.39 inchesNA1.39 inches
Touchn/a
TypeTFTn/an/aAMOLEDe-paperAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5 ATM1 ATM3 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aAndroid WearPebble OSAndroid Wear
Apps
Music

All Wearables